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Cwe 79

🧬 CWE Related 66
slug: cwe-79

Explanation

CWE-79は「Webアプリがユーザー入力をきちんと無害化せずに画面に出力してしまう欠陥」のことです。 結果として、攻撃者はWebページに悪意あるJavaScriptを埋め込めるようになり、見た人のCookie (ログイン情報) や入力情報を盗めるようになります。 対策はWebの基本中の基本: 出力時のHTMLエスケープです。
📌 Example
MySpace ワーム「Samy」 (2005): 1人の投稿が見るだけで他人のプロフィールにコピーされ、24時間で100万人に感染した。
🔗 Related links

🔖 Related tags

Cwe 20125 Cwe 78120 Cwe 787105 Cwe 41699 Cwe 2296 Cwe 11990 Cwe 9484 Cwe 50270 Cwe 8954 Cwe 91844 Cwe 28443 Cwe 28741 Cwe 7740 Cwe 30638 Cwe 84337

🛡 Vulnerabilities tagged with this 5,220

ID Title
CVE-2026-8493 Cross-Site Scripting (XSS) in drupal/colorbox_inline (CVE-2026-8493)
CVE-2026-42557 Cross-Site Scripting (XSS) in jupyterlab (CVE-2026-42557)
CVE-2020-37225 Cross-Site Scripting (XSS) in CVE-2020-37225 (CVE-2020-37225)
CVE-2020-37222 Cross-Site Scripting (XSS) in c (CVE-2020-37222)
CVE-2020-37174 Cross-Site Scripting (XSS) in CVE-2020-37174 (CVE-2020-37174)
CVE-2026-45375 Vulnerability in github.com/siyuan-note/siyuan/kernel (CVE-2026-45375)
CVE-2026-42948 Cross-Site Scripting (XSS) in CVE-2026-42948 (CVE-2026-42948)
CVE-2026-6177 Cross-Site Scripting (XSS) in wordpress (CVE-2026-6177)
CVE-2026-3004 Cross-Site Scripting (XSS) in wordpress (CVE-2026-3004)
CVE-2025-14767 Cross-Site Scripting (XSS) in wordpress (CVE-2025-14767)
CVE-2026-6828 Cross-Site Scripting (XSS) in wordpress (CVE-2026-6828)
CVE-2026-6962 Cross-Site Scripting (XSS) in wordpress (CVE-2026-6962)
CVE-2025-9989 Cross-Site Scripting (XSS) in wordpress (CVE-2025-9989)
CVE-2026-45028 Vulnerability in astro (CVE-2026-45028)
CVE-2026-44245 Cross-Site Scripting (XSS) in github.com/kyverno/policy-reporter-ui (CVE-2026-44245)
CVE-2026-42157 Cross-Site Scripting (XSS) in CVE-2026-42157 (CVE-2026-42157)
CVE-2026-44651 Cross-Site Scripting (XSS) in sillytavern (CVE-2026-44651)
CVE-2026-42338 Cross-Site Scripting (XSS) in ip-address (CVE-2026-42338)
CVE-2026-34686 Cross-Site Scripting (XSS) in adobe (CVE-2026-34686)
CVE-2026-34655 Cross-Site Scripting (XSS) in adobe (CVE-2026-34655)
CVE-2026-34658 Cross-Site Scripting (XSS) in adobe (CVE-2026-34658)
CVE-2026-23819 Cross-Site Scripting (XSS) in arubanetworks (CVE-2026-23819)
CVE-2026-43892 Cross-Site Scripting (XSS) in CVE-2026-43892 (CVE-2026-43892)
CVE-2026-42045 Cross-Site Scripting (XSS) in @lobehub/lobehub (CVE-2026-42045)
CVE-2026-41610 Vulnerability in microsoft (CVE-2026-41610)
CVE-2026-41611 Command Injection in microsoft (CVE-2026-41611)
CVE-2026-43938 Vulnerability in YAFNET.Core (CVE-2026-43938)
CVE-2026-43939 Vulnerability in YAFNET.Core (CVE-2026-43939)
CVE-2025-70842 Cross-Site Scripting (XSS) in CVE-2025-70842 (CVE-2025-70842)
CVE-2026-8391 Other issue in the JavaScript Engine component. This vulnerability was fixed in Firefox 150.0.3.

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